Revision 43228 trunk/org.gvsig.desktop/org.gvsig.desktop.compat.cdc/org.gvsig.compat/org.gvsig.compat.api/src/main/java/org/gvsig/compat/lang/GraphicsUtils.java

View differences:

GraphicsUtils.java
25 25 

  		




  26
  26
  
    
import java.awt.Font;


  		




  27
  27
  
    
import java.awt.Graphics2D;


  		




  28
  
  
    
import java.awt.Image;


  		




  29
  28
  
    
import java.awt.image.BufferedImage;


  		




  30
  29
  
    

  		




  31
  30
  
    
import org.gvsig.compat.print.PrintAttributes;


  		




  ......




  34
  33
  
    
 * Multi-platform graphic utils interface.


  		




  35
  34
  
    
 * This allows platforms with poor java.awt.Graphics2D implementations to


  		




  36
  35
  
    
 * share most of the application source code.


  		




  37
  
  
    
 *   


  		




  
  36
  
    
 *


  		




  38
  37
  
    
 * @author Juan Lucas Dominguez Rubio jldominguez at prodevelop.es


  		




  39
  38
  
    
 *


  		




  40
  39
  
    
 */


  		




  41
  40
  
    
public interface GraphicsUtils {


  		




  42
  
  
    
	


  		




  
  41
  
    

  		




  43
  42
  
    
	/**


  		




  44
  
  
    
	 * Create a buffered Image of the given size and type.


  		




  45
  
  
    
	 * In this context, buffered image means editable image (admits setRGB etc)


  		




  46
  
  
    
	 *  


  		




  47
  
  
    
	 * @param w width in pixels of the requested image


  		




  48
  
  
    
	 * @param h height in pixels of the requested image


  		




  49
  
  
    
	 * @param type image type (refers to bands, etc. see {@link Image}


  		




  50
  
  
    
	 * @return a buffered (editable) image of the desired size and type


  		




  51
  
  
    
	 */


  		




  52
  
  
    
	public BufferedImage createBufferedImage(int w, int h, int type);


  		




  53
  
  
    
	


  		




  54
  
  
    
	/**


  		




  55
  43
  
    
	 * Produces a copy of a buffered image with the same graphic content (pixel color)


  		




  56
  44
  
    
	 * @param img image to be copied


  		




  57
  45
  
    
	 * @return new instance of a BufferedImage (editable) with same size, type and graphic content.


  		




  58
  46
  
    
	 */


  		




  59
  47
  
    
	public BufferedImage copyBufferedImage(BufferedImage img);


  		




  60
  
  
    
	


  		




  
  48
  
    

  		




  61
  49
  
    
	/**


  		




  62
  50
  
    
	 * Returns an istance of Font which is the same as the one provided except for the size.


  		




  63
  
  
    
	 * 


  		




  
  51
  
    
	 *


  		




  64
  52
  
    
	 * @param srcfont provided font to be used as model


  		




  65
  
  
    
	 * @param newheight height in pixels of the new fonr 


  		




  
  53
  
    
	 * @param newheight height in pixels of the new fonr


  		




  66
  54
  
    
	 * @return the new font, same properties as the provided font, but different size


  		




  67
  55
  
    
	 */


  		




  68
  56
  
    
	public Font deriveFont(Font srcfont, float newheight);


  		




  69
  
  
    
	


  		




  
  57
  
    

  		




  70
  58
  
    
	/**


  		




  71
  59
  
    
	 * Returns device screen DPI (dots per inch)


  		




  72
  
  
    
	 * 


  		




  
  60
  
    
	 *


  		




  73
  61
  
    
	 * @return number of pixels per inch in the current screen


  		




  74
  62
  
    
	 */


  		




  75
  63
  
    
	public int getScreenDPI();


  		




  76
  64
  
    

  		




  77
  65
  
    
	/**


  		




  78
  66
  
    
	 * Adds a translation operation to the Graphics2D object's transformation matrix.


  		




  79
  
  
    
	 *   


  		




  
  67
  
    
	 *


  		




  80
  68
  
    
	 * @param g Object whose transformation matrix has to be modified


  		




  81
  
  
    
	 * @param x horizontal offset of the translation 


  		




  
  69
  
    
	 * @param x horizontal offset of the translation


  		




  82
  70
  
    
	 * @param y vertical offset of the translation


  		




  83
  71
  
    
	 */


  		




  84
  72
  
    
	public void translate(Graphics2D g, double x, double y);


  		




  85
  
  
    
	


  		




  
  73
  
    

  		




  86
  74
  
    
	/**


  		




  87
  75
  
    
	 * Creates an object that implements the PrintAttributes interface with default/trivial values.


  		




  88
  
  
    
	 * 


  		




  
  76
  
    
	 *


  		




  89
  77
  
    
	 * @return an object that implements the PrintAttributes interface with default/trivial values.


  		




  90
  78
  
    
	 */


  		




  91
  79
  
    
	public PrintAttributes createPrintAttributes();


  		




  92
  
  
    
	


  		




  
  80
  
    

  		




  93
  81
  
    
	/**


  		




  94
  82
  
    
	 * Sets the rendering hints to the Graphics2D object in a way that is suitable for drawing.


  		




  95
  
  
    
	 *  


  		




  
  83
  
    
	 *


  		




  96
  84
  
    
	 * @param g the Graphics2D object whose rendering hints have to be set for drawing


  		




  97
  85
  
    
	 */


  		




  98
  86
  
    
	public void setRenderingHintsForDrawing(Graphics2D g);


  		




  99
  
  
    
	


  		




  
  87
  
    

  		




  100
  88
  
    
	/**


  		




  101
  89
  
    
	 * Sets the rendering hints to the Graphics2D object in a way that is suitable for printing.


  		




  102
  
  
    
	 *  


  		




  
  90
  
    
	 *


  		




  103
  91
  
    
	 * @param g the Graphics2D object whose rendering hints have to be set for printing


  		




  104
  92
  
    
	 */


  		




  105
  93
  
    
	public void setRenderingHintsForPrinting(Graphics2D g);


  		












Also available in:  Unified diff